Gallistrings Kala Flatwound UBass Strings for Bass Ukulele - KA-BASS-4FW
Flight Mini Bass (TBL) Solid Body Transparent Blue – Flight Ukuleles
Kahuna CLU-Bass FL - Harley Benton
Striped Ebony Fretless Acoustic-Electric U•BASS® – Kala Brand Music Co.™
Amazon.com: Electric Bass Ukulele,AKLOT Baritone Fretless Ukelele Bass Uke 30 inch Ebony African Blackwood Professional E-A-D-G with Gig Bag Strap for Beginner Advanced : Musical Instruments
MiNi 4string bass ukulele UBASS electric Bass Ukelele Uke Bass 7 neck-thru style | eBay
Kala California U Bass 5 string Natural with mods- plays in tune! | Reverb
Amazon.com: Caramel CUB402 Electric 30inch All Solid Wood Mahogany Ukulele Bass - Tuned as E-A-D-G : Musical Instruments
Hadean Bass Uke UK-20 K Bind
U-BASS Sub Electric Ukulele Bass (Black) | Kala | eBay
BASS SERIES - Solid Body Electric - Mahalo Ukuleles
Bamboo Uke Bass 30″ Top Spruce with Eq – Bamboo
Kala UBASS-RMBL-FS acoustic / electric Rumbler U-Bass – House of Musical Traditions